avcodec: Mark argument in av_{parser|hwaccel|bitstream_filter}_next as const

[ffmpeg] / libavcodec / synth_filter.h

diff --git a/libavcodec/synth_filter.h b/libavcodec/synth_filter.h
index 0472048fbc1f996110daa552a45bf417f46e5c9d..f842c701e325db576e6ff56f4346394cf4f28757 100644 (file)
--- a/libavcodec/synth_filter.h
+++ b/libavcodec/synth_filter.h
@@ -1,27 +1,38 @@
 /*
  * copyright (c) 2008 Michael Niedermayer <michaelni@gmx.at>
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include "dsputil.h"
+#ifndef AVCODEC_SYNTH_FILTER_H
+#define AVCODEC_SYNTH_FILTER_H
 
-void ff_synth_filter_float(FFTContext *imdct,
-                         float *synth_buf_ptr, int *synth_buf_offset,
-                         float synth_buf2[32], const float window[512],
-                         float out[32], const float in[32], float scale, float bias);
+#include "fft.h"
 
+typedef struct SynthFilterContext {
+    void (*synth_filter_float)(FFTContext *imdct,
+                               float *synth_buf_ptr, int *synth_buf_offset,
+                               float synth_buf2[32], const float window[512],
+                               float out[32], const float in[32],
+                               float scale);
+} SynthFilterContext;
+
+void ff_synth_filter_init(SynthFilterContext *c);
+void ff_synth_filter_init_arm(SynthFilterContext *c);
+void ff_synth_filter_init_x86(SynthFilterContext *c);
+
+#endif /* AVCODEC_SYNTH_FILTER_H */